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Redox system tetrahydrobiopterin.svg Translation possible top Das Redoxsystem von Tetrahydrobiopterin Tetrahydrobiopterin BH aHydroxytetrahydrobiopterin Dihydrobiopterin Monooxygenase aHydroxytetrahydrobiopterinDehydratase DihydropteridinReduktase top redox system of tetrahydrobiopterin tetrahydrobiopterin BH ahydroxytetrahydrobiopterin